<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8" />
    <title>ECharts</title>
    <!-- 引入刚刚下载的 ECharts 文件 -->
    <script src="./lib/echarts.min.js"></script>
  </head>
  <body>
    <!-- 为 ECharts 准备一个定义了宽高的 DOM -->
    <div id="main" style="width: 600px; height: 400px"></div>
    <script type="text/javascript">
      // 基于准备好的dom，初始化echarts实例
      var myChart = echarts.init(document.getElementById("main"));

      // 指定图表的配置项和数据

      option = {
        title: {
          text: "班级薪资分布",
          textStyle: {
            fontSize: 25,
          },
        },
        tooltip: {
          trigger: "item",
        },
        legend: {
          bottom: "0%",
          left: "center",
        },
        series: [
          {
            name: "Access From",
            type: "pie",
            radius: ["80%", "70%"],
            avoidLabelOverlap: false,
            lineStyle: {
              width: 20,
            },
            itemStyle: {
              borderRadius: 10,
              borderColor: "#fff",
              borderWidth: 5,
            },
            label: {
              show: false,
              position: "center",
            },
            emphasis: {
              label: {
                show: true,
                fontSize: "40",
                fontWeight: "bold",
              },
            },
            labelLine: {
              show: false,
            },
            data: [
              { value: 1048, name: "Search Engine" },
              { value: 735, name: "Direct" },
              { value: 580, name: "Email" },
              { value: 484, name: "Union Ads" },
            ],
          },
        ],
        color: ["#fac03d", "#597eed", "#42bafb", "#3ed3a8"],
      };

      // 使用刚指定的配置项和数据显示图表。
      myChart.setOption(option);
    </script>
  </body>
</html>
